20698931 is an odd 8-digits composite number following 20698930
and preceding 20698932 . In scientific notation, it is written as 2.0698931 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 18328320 positive integers (up to 20698931) that are relatively prime to 20698931.
20698931 has 8 divisors, whose sum is 22890864
The reverse of 20698931 is 13989602
Previous prime number is 25777
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million six hundred ninety-eight thousand nine hundred thirty-one
Scientific notation
2.0698931 × 10^7
Engineering notation
2.0698931 × 10^6
Prime Factorization
11 × 25777 × 73
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20698931
Product of the distinct prime numbers
The prime factorization of 20698931 is 11 × 25777 × 73.
Since it has a total of 3 prime factors.
9 , 10 , 50 , 16 , 521 , 444 , 4645 , 878 , 2643 , 59997 , 224926 , 456481 , 4236828 , 546256 , 24240377 , 46503668 , 506626818 , 352874146 , 8184000097 , 1482222196
n×2
41397862
n×3
62096793
n×4
82795724
n×5
103494655
n÷2
10349465.5
n÷3
6899643.6666667
n÷3
5174732.75
n÷5
4139786.2
n2
428445744542761
n3
8.8683689035342E+21
n4
1.835657560168E+29
n5
3.7996149177546E+36
2 √n
4549.6077852931
3 √n
274.56761141126
4 √n
67.45078046467
5 √n
29.052906295171
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20698930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20698931 can be divided by 8 positive divisors.
The sum of these divisors (counting 20698931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111101011100110011
3
Ternary
1102221121121002
4
Quaternary
1032331130303
5
Quinary
20244331211
6
Senary
2015352215
8
Octal
116753463
10
Decimal
20698931
12
Duodecimal
6b2266b
16
Hexadecimal
13bd733
20
Vigesimal
69776b
36
Base36
cbneb
md5
f46215e4d655e2cf2d7626cd8237af61
sha1
22f8637241ecc3b59817c3320ec7ff8d0d213d08
sha256
f3e73f5df891ce8425b660883252b9c0cbec8bd6188cbbcc421de9a9cf95e786
sha512
5c768e502dedd45ed046adff55b38b9b23647ce5ab98fda7acf6fa90d7756065acc42bc488f82322a31690188aa549dcd42ade8faa6ab3af4adcc1e134633c24
ripemd-160
29250c6ac01f2e318371d92ca644d1f909d936df
Diameter
41397862
Circumference
130055219.13352
Area
1.3460020035173E+15
Volume
3.7147736795556E+22
Surface area
5.3840080140694E+15
Circumference
130055219.13352
Perimeter
82795724
Area
428445744542761
Diagonal
29272708.946825
Surface area
2570674467256566
Volume
8.8683689035342E+21
Space diagonal
35851600.154362
Perimeter
62096793
Area
1.8552244945868E+14
Altitude
17925800.077181
Surface area
1.8552244945868E+14
Volume
1.0451472982922E+21
Height
9757569.6489416